45050155 has 4 divisors (see below), whose sum is σ = 54060192. Its totient is φ = 36040120.

The previous prime is 45050149. The next prime is 45050171. The reversal of 45050155 is 55105054.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45050155 - 2¹⁵ = 45017387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4505011 + ... + 4505020.

It is an arithmetic number, because the mean of its divisors is an integer number (13515048).

Almost surely, 2^45050155 is an apocalyptic number.

45050155 is a deficient number, since it is larger than the sum of its proper divisors (9010037).

45050155 is an equidigital number, since it uses as much as digits as its factorization.

45050155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9010036.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 45050155 is about 6711.9412244149. The cubic root of 45050155 is about 355.8214265581.

It can be divided in two parts, 450 and 50155, that added together give a palindrome (50605).

The spelling of 45050155 in words is "forty-five million, fifty thousand, one hundred fifty-five".